1390593452 has 12 divisors (see below), whose sum is σ = 2457633696. Its totient is φ = 688412400.

The previous prime is 1390593439. The next prime is 1390593511. The reversal of 1390593452 is 2543950931.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1720628 + ... + 1721435.

It is an arithmetic number, because the mean of its divisors is an integer number (204802808).

Almost surely, 2^1390593452 is an apocalyptic number.

It is an amenable number.

1390593452 is a deficient number, since it is larger than the sum of its proper divisors (1067040244).

1390593452 is a wasteful number, since it uses less digits than its factorization.

1390593452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3442168 (or 3442166 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 41.

The square root of 1390593452 is about 37290.6617264966. The cubic root of 1390593452 is about 1116.1778331565.

The spelling of 1390593452 in words is "one billion, three hundred ninety million, five hundred ninety-three thousand, four hundred fifty-two".